CN110849415B - Rainfall point location arrangement and monitoring system and method - Google Patents
Rainfall point location arrangement and monitoring system and method Download PDFInfo
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- CN110849415B CN110849415B CN201911080389.4A CN201911080389A CN110849415B CN 110849415 B CN110849415 B CN 110849415B CN 201911080389 A CN201911080389 A CN 201911080389A CN 110849415 B CN110849415 B CN 110849415B
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Abstract
The embodiment of the invention discloses a rainfall point location arrangement and monitoring system and a rainfall point location arrangement and monitoring method, wherein the rainfall point location arrangement and monitoring system comprises a three-dimensional simulation module, a terrain rendering module, a grid division module, a grid screening module, a monitoring arrangement module and a control processor, wherein a to-be-monitored zone location is selected, the zone location is gridded according to a division rule, and the gridded zone location is screened by a normal simulation method so as to select a grid for arranging monitoring point locations; then, different types of advantageous monitoring zones are divided in a grid where monitoring point positions need to be arranged according to the landform characteristics, and monitoring probes are arranged in the different advantageous monitoring zones as required; finally, the monitoring probe is pretested, and the detection information of the monitoring probe is sent to a server to complete real-time monitoring; according to the scheme, the rainfall point locations with different requirements are arranged according to different monitoring parameters, the advantage monitoring zone of each rainfall point location is obtained, errors caused by interference factors are avoided, and a relatively accurate monitoring result is obtained.
Description
Technical Field
The embodiment of the invention relates to the technical field of pollution control, in particular to a rainfall point location arrangement and monitoring system and method.
Background
Rainfall has always been an important factor in the destabilization and damage of soil slopes, and slope landslide damage caused by rainfall action accounts for the vast majority of the destabilization disasters of soil slopes. Under the rainfall condition, the landslide is monitored in real time, the landslide time and the landslide position are predicted, people can be helped to predict the arrival of disasters at the first time, and corresponding prevention and control measures can be taken, so that the life and property safety of people is guaranteed.
In addition, sulfur dioxide discharged from industrial production and civil life combustion coal and nitrogen oxide discharged from combustion oil and automobile exhaust are condensed on condensation nuclei such as sulfate radicals and nitrate radicals through a cloud rain formation process to generate liquid-phase oxidation reaction to form sulfuric acid raindrops and nitric acid raindrops; and through the cloud lower flushing process, namely, the acid-containing raindrops continuously combine to adsorb and flush other acid-containing raindrops and acid-containing gas in the descending process to form larger raindrops, and finally fall on the ground to form acid rain.
Need monitor the rainfall water yield and other element content in the rainwater at present, the convenience is to the further control pollution source of the improvement in later stage to and the prevention operation to other calamities, consequently need set up the rainfall position that is used for detecting different index parameters in the different positions of waiting to monitor the position, but current rainfall position monitored control system still has following defect:
(1) the rainfall point is mostly only used for monitoring the rainfall content, and the supervision on the content of other elements in the rainwater is not in place;
(2) when rainfall point locations are arranged, geographic positions with corresponding requirements are not matched for different monitoring objects, so that the monitoring result has large errors.
Disclosure of Invention
Therefore, the embodiment of the invention provides a rainfall point location arrangement and monitoring system and method, which adopt the arrangement of rainfall point locations with different requirements according to different monitoring parameters to obtain an advantageous monitoring zone of each rainfall point location, avoid errors caused by interference factors and obtain relatively accurate monitoring results, so as to solve the problem that the monitoring results have large errors due to the fact that different monitoring objects are not matched with corresponding required geographic positions in the prior art.
In order to achieve the above object, an embodiment of the present invention provides the following: a rainfall point location arrangement and monitoring method comprises the following steps:
step 100, selecting a zone bit to be monitored, gridding the zone bit according to a division rule, and screening the gridded zone bit by a normal simulation method to select a grid for laying monitoring point locations;
200, dividing different types of advantageous monitoring zones in a grid in which monitoring point positions need to be arranged according to the landform characteristics, and arranging monitoring probes in the different advantageous monitoring zones as required;
and 300, pre-testing the monitoring probe, and sending the detection information of the monitoring probe to a server to complete real-time monitoring.
As a preferred embodiment of the present invention, in step 100, the step of meshing the to-be-monitored locations according to the meshing rule includes:
carrying out three-dimensional simulation on the regions to be monitored, marking the terrain heights of the regions to be monitored, processing the difference of different terrain heights in the regions to be monitored, and classifying the regions with the same terrain height;
identifying a distinguishing boundary with the same terrain height, and dividing an area in the boundary into grids expressing the same terrain height;
and uniformly dividing the grids with the same terrain height into a plurality of monitoring point position grid squares according to the equal area.
As a preferred scheme of the present invention, in step 100, a specific implementation method for screening a grid in which monitoring points are arranged by using a normal simulation method includes:
determining a normal distribution curve for laying the altitude of the monitoring point location according to the safety limit of the rainfall monitoring point location;
sequentially labeling the grids, identifying the altitude difference of different grids in the three-dimensional zone location simulation diagram, and acquiring altitude data corresponding to each grid;
judging whether the altitude data corresponding to each grid conforms to a normal distribution curve or not, and filtering and screening unqualified grids;
and randomly extracting grid samples conforming to the index normal distribution curve to arrange rainfall monitoring point positions.
As a preferred scheme of the present invention, in step 200, rainfall parameters, specifically rainfall monitoring parameters, surface runoff monitoring parameters, rainwater nitrogen-containing monitoring parameters, and PH monitoring parameters, are detected in real time by using monitoring points disposed in different types of dominant monitoring zones, and a grid in which the monitoring points are disposed is divided into a rainfall monitoring dominant zone, a surface runoff monitoring dominant zone, a rainwater nitrogen-containing monitoring dominant zone, and a PH monitoring dominant zone.
As a preferred scheme of the present invention, a grid in which the monitoring points are distributed may generate a plurality of monitoring dominant bands according to a dominant band division principle, a plurality of monitoring probes are distributed in a plurality of different types of monitoring dominant bands, and at most two different types of monitoring probes are distributed in one grid.
As a preferred aspect of the present invention, in step 300, the monitoring probe is connected to a temporary storage unit, the temporary storage unit receives data of the monitoring probe in real time and temporarily stores the data, the temporary storage unit is connected to a wireless transmitting unit, the wireless transmitting unit transmits the data of the temporary storage unit to the processor, and the processor monitors the data in real time.
In addition, the invention also provides a system for monitoring the rainfall point position, which comprises:
the three-dimensional simulation module is used for acquiring a three-dimensional simulation diagram of the to-be-monitored location to determine the topographic height trend of the to-be-monitored location;
the terrain rendering module is used for distinguishing areas with different heights in the areas to be monitored;
the grid division module is used for dividing areas with the same height into a grid and performing secondary uniform division on the grid to form a plurality of monitoring point position grid;
the grid screening module is used for filtering the altitude corresponding to all grids according to the safety limit of the monitoring point distribution, screening rainfall distribution grids meeting the safety rules and randomly selecting a plurality of grids to distribute the monitoring points;
the monitoring and laying module is used for laying different types of monitoring probes into the selected grids;
and the control processor is used for receiving the data of the monitoring probe and carrying out real-time processing and monitoring on the data.
As a preferred scheme of the present invention, the terrain rendering module marks the areas in different height ranges with different colors, and the corresponding terrain height range can be identified according to the grid color.
As a preferred scheme of the present invention, the present invention further comprises an advantageous monitoring zone dividing module, wherein the advantageous monitoring zone dividing module divides advantageous monitoring zones in each grid according to the topographic features in each grid, and randomly selects a plurality of advantageous monitoring zones to arrange the monitoring probes required correspondingly.
The monitoring system further comprises a wireless transmitting unit and a wireless receiving unit, wherein the monitoring data obtained by the monitoring layout module is sent to the control processor through the wireless transmitting unit, and the control processor receives the monitoring data through the wireless receiving unit and further processes the monitoring data.
The embodiment of the invention has the following advantages:
(1) according to the invention, the high land and the flat land are divided according to the terrain height of the to-be-monitored region, and rainfall point locations with different monitoring parameters are arranged on the high land and the flat land respectively, so that the corresponding pollution disaster condition can be predicted through the data of the rainfall point locations, and the next pollution control operation can be conveniently realized;
(2) according to the invention, the area to be monitored is divided into grids, and the grids are distributed into the corresponding grids according to the rainfall unit requirement of each monitoring parameter, so that the dominant monitoring zone of each rainfall point can be obtained, the error caused by interference factors is avoided, and a relatively accurate monitoring result is obtained, thereby playing a good guiding role in rainfall pollution control.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
Fig. 1 is a schematic flow chart of a rainfall point location arrangement method in an embodiment of the present invention;
FIG. 2 is a schematic flow chart of a rainfall point location monitoring method according to an embodiment of the present invention;
fig. 3 is a block diagram of a rainfall point location monitoring system according to an embodiment of the present invention.
In the figure:
1-a three-dimensional simulation module; 2-a terrain rendering module; 3-a mesh division module; 4-a grid screening module; 5-monitoring a layout module; 6-a control processor; 7-dominance monitoring zone division module; 8-a wireless transmitting unit; 9-wireless receiving unit.
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 and 2, the invention provides a rainfall point location arrangement and monitoring method, which is used for arranging rainfall points in a reservoir region, and is mainly used for monitoring rainfall, a rainwater PH value, a metal content in the rainwater and a surface runoff generated by rainfall, but because the topography of the reservoir region is uneven, in order to detect relatively standard rainfall parameters without other interference errors, the region to be monitored needs to be planned, and the rainfall points for realizing different detection purposes are reasonably arranged in the corresponding regions.
The method specifically comprises the following steps:
step 100, selecting a zone bit to be monitored, gridding the zone bit according to a division rule, and screening the gridded zone bit by a normal simulation method to select a grid for laying monitoring point positions.
The method comprises the following steps of dividing a zone bit to be monitored into a plurality of grids according to different relief heights, dividing the relief height A into the grids A in the zone bit, dividing the relief height B into the grids B, dividing the whole zone bit to be monitored into a plurality of grids representing different relief heights, screening the grids by taking the relief heights as parameters, filtering the grids with overhigh relief heights and overhigh relief heights, and reserving the grids suitable for laying monitoring point positions for next-step processing.
The method for meshing the to-be-monitored zone bits according to the meshing rule comprises the following steps:
1. carrying out three-dimensional simulation on the regions to be monitored, marking the terrain heights of the regions to be monitored, processing the difference of different terrain heights in the regions to be monitored, and classifying the regions with the same terrain height; with contour processing, areas of certain height differences are divided into a block and the grid is filled with colors to distinguish the meaning of the grid representations of different height differences.
2. And identifying the division boundary with the same terrain height, and dividing the area in the boundary into grids representing the same terrain height.
3. And uniformly dividing the grids with the same terrain height into a plurality of monitoring point position grid squares according to the equal area.
The area to be monitored is divided into the high land and the flat land by dividing the area to be monitored with a certain height difference into one block, the area to be monitored can be divided into the high land and the flat land, rainfall points for monitoring the runoff of the earth surface can be arranged in the high land, whether landslide is caused by overlarge rainfall runoff or not can be monitored in real time, the rainfall points for detecting the rainfall can be arranged on the flat land without shielding, and the rainfall amount of the area can be acquired accurately, so that in the step 100, the whole area to be monitored is divided into the high land and the flat land according to the terrain height, and the arrangement of the rainfall points for detecting different parameters can be determined conveniently.
After determining the high land and the flat land of the area to be monitored, filtering and removing grids which are not suitable for the laying condition according to the laying condition of the rainfall point, wherein the laying condition can be specified according to a specific safety criterion, and the specific implementation method for screening the grids which are laid with the monitoring point by using the normal simulation method by taking the height of the grids as the criterion comprises the following steps:
(1) and determining a normal distribution curve for laying the altitude of the monitoring point location according to the safety limit of the rainfall monitoring point location.
(2) And labeling the grids in sequence, identifying the altitude difference of different grids in the three-dimensional zone simulation diagram, and acquiring altitude data corresponding to each grid.
(3) And judging whether the altitude data corresponding to each grid conforms to a normal distribution curve or not, and filtering and screening unqualified grids.
(4) And randomly extracting grid samples conforming to the index normal distribution curve to arrange rainfall monitoring point positions. After the grids under the unqualified condition are filtered, only the grids suitable for arranging the rainfall points are left, so that the arrangement and installation work is facilitated, and meanwhile, the data transmission work in the later period is facilitated.
200, dividing different types of advantageous monitoring zones in a grid where monitoring point positions need to be arranged according to the landform characteristics, and arranging monitoring probes in the different advantageous monitoring zones as required.
In a plurality of randomly selected grids in which monitoring point positions need to be arranged, the topographic features contained in each grid are counted, monitoring zones contained in each grid and used for detecting rainfall parameters are determined, and all the monitoring zones are compared and selected to be most suitable for a convenient and most accurate dominant monitoring zone to be provided with corresponding monitoring probes.
For example, if one grid includes a stream, a highland and a flat land, a monitoring zone corresponding to the nitrogen-containing monitoring parameters of rainwater, the surface runoff monitoring parameters and the rainfall monitoring parameters can be set in the grid, and if another grid includes a flat land, a monitoring zone corresponding to the rainfall monitoring parameters can be set in the grid, and after comparing the two grids, the monitoring zone which can obtain more accurate monitoring parameters for detecting the rainfall is determined.
Therefore, the rainfall parameters are detected in real time by utilizing monitoring point locations arranged in different types of advantage monitoring zones, wherein the rainfall parameters specifically refer to rainfall monitoring parameters, surface runoff monitoring parameters, rainwater nitrogen-containing monitoring parameters and PH value monitoring parameters, and grids arranged with the monitoring point locations are divided into a rainfall monitoring advantage zone, a surface runoff monitoring advantage zone, a rainwater nitrogen-containing monitoring advantage zone and a PH value monitoring advantage zone.
And one grid for laying the monitoring point positions can generate a plurality of monitoring dominant bands according to a dominant band division principle, a plurality of monitoring probes in a plurality of different types of monitoring dominant bands are selected to be laid, and at most two different types of monitoring probes are laid in one grid.
The parameters which can be detected by the rainfall point location of the embodiment are a rainwater nitrogen-containing monitoring parameter, a surface runoff monitoring parameter, a rainfall monitoring parameter and the like, the detection of the parameters corresponds to the most matched geographical position, the best dominant monitoring zone is selected as the rainfall point location for laying the corresponding detection parameters by selecting the landform characteristics included by each grid and comparing the landform characteristics of all the grids, so that more accurate rainfall detection parameters are obtained, and the interference of other external factors is reduced as much as possible.
And 300, pre-testing the monitoring probe, and sending the detection information of the monitoring probe to a server to complete real-time monitoring.
The monitoring probe is connected with a temporary storage unit, the temporary storage unit receives the data of the monitoring probe in real time and temporarily stores the data, the temporary storage unit is connected with a wireless transmitting unit, the wireless transmitting unit transmits the data of the temporary storage unit to the processor, and the processor monitors the data in real time.
During rainfall, due to the influences of lightning and a remote position of a rainfall point, data detected by the rainfall point cannot be completely forwarded to the processor in real time, so that the temporary storage unit is added at each rainfall point to compensate for communication time delay and prevent data loss.
In addition, as shown in fig. 3, the invention further provides a system for monitoring rainfall points, which comprises a three-dimensional simulation module 1, a terrain rendering module 2, a grid division module 3, a grid screening module 4, a monitoring layout module 5 and a control processor 6.
The three-dimensional simulation module 1 is used for acquiring a three-dimensional simulation diagram of a location to be monitored so as to determine the topographic height trend of the location to be monitored; the terrain rendering module 2 is used for distinguishing areas with different heights in the areas to be monitored; the grid division module 3 is used for dividing areas with the same height into a grid and performing secondary uniform division on the grid to form a plurality of monitoring point position grid; the grid screening module 4 is used for filtering the altitude corresponding to all grids according to the safety limit of the monitoring point distribution, screening rainfall distribution grids conforming to the safety rule and randomly selecting a plurality of grids to distribute the monitoring points; the monitoring laying module 5 is used for laying different types of monitoring probes into a selected grid; and the control processor 6 is used for receiving the data of the monitoring probe and carrying out real-time processing monitoring on the data.
The terrain rendering module 2 marks the areas in different height ranges with different colors, and the corresponding terrain height range can be identified according to the grid color.
The monitoring system also comprises an advantageous monitoring zone dividing module 7, wherein the advantageous monitoring zone dividing module 7 divides advantageous monitoring zones in grids according to the landform characteristics in each grid, and randomly selects a plurality of advantageous monitoring zones to arrange corresponding required monitoring probes.
The monitoring system also comprises a wireless transmitting unit 8 and a wireless receiving unit 9, the monitoring data obtained by the monitoring laying module 5 is sent to the control processor 6 through the wireless transmitting unit 8, and the control processor 6 receives the monitoring data through the wireless receiving unit 9 and further processes the monitoring data.
The three-dimensional simulation module 1, the terrain rendering module 2, the grid division module 3, the grid screening module 4 and the monitoring layout module 5 work sequentially, the terrain height of a to-be-monitored zone is displayed by a three-dimensional graph, an area with a certain height difference can be classified into a rainfall monitoring unit, the rainfall monitoring unit is filled with different colors to distinguish the terrain height of each rainfall monitoring unit, and therefore the to-be-monitored zone can be divided into a plurality of rainfall monitoring units with large areas.
Then dividing each rainfall monitoring unit into a plurality of grids according to an area uniform mode, wherein different topographic features may be contained in one grid, screening the grids of each rainfall monitoring unit according to the arrangement conditions of rainfall point locations, filtering and clearing the grids with overhigh altitude or overlow altitude, and selecting a plurality of grids for arranging the rainfall point locations according to a standard altitude normal diagram of the rainfall point locations.
Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (9)
1. A rainfall point location arrangement and monitoring method is characterized by comprising the following steps:
step 100, selecting a zone bit to be monitored, gridding the zone bit according to a division rule, and screening the gridded zone bit by a normal simulation method to select a grid for laying monitoring point locations;
200, dividing different types of advantageous monitoring zones in a grid in which monitoring point positions need to be arranged according to the landform characteristics, and arranging monitoring probes in the different advantageous monitoring zones as required;
step 300, pre-testing the monitoring probe, and sending the detection information of the monitoring probe to a server to complete real-time monitoring;
in step 100, the step of meshing the to-be-monitored zone bits according to the meshing rule includes:
carrying out three-dimensional simulation on the regions to be monitored, marking the terrain heights of the regions to be monitored, processing the difference of different terrain heights in the regions to be monitored, and classifying the regions with the same terrain height;
identifying a distinguishing boundary with the same terrain height, and dividing an area in the boundary into grids expressing the same terrain height;
and uniformly dividing the grids with the same terrain height into a plurality of monitoring point position grid squares according to the equal area.
2. The rainfall point location arrangement and monitoring method according to claim 1, wherein in step 100, the specific implementation method for screening the grid in which the monitoring point locations are arranged by using a normal simulation method comprises:
determining a normal distribution curve for laying the altitude of the monitoring point location according to the safety limit of the rainfall monitoring point location;
sequentially labeling the grids, identifying the altitude difference of different grids in the three-dimensional zone location simulation diagram, and acquiring altitude data corresponding to each grid;
judging whether the altitude data corresponding to each grid conforms to a normal distribution curve or not, and filtering and screening unqualified grids;
and randomly extracting grid samples conforming to the index normal distribution curve to arrange rainfall monitoring point positions.
3. The method according to claim 1, wherein in step 200, rainfall parameters are detected in real time by using monitoring points arranged in different types of dominant monitoring zones, wherein the rainfall parameters specifically refer to rainfall monitoring parameters, surface runoff monitoring parameters, rainwater nitrogen-containing monitoring parameters and PH monitoring parameters, and a grid in which the monitoring points are arranged is divided into a rainfall monitoring dominant zone, a surface runoff monitoring dominant zone, a rainwater nitrogen-containing monitoring dominant zone and a PH monitoring dominant zone.
4. The rainfall spot placement and monitoring method according to claim 3, wherein a grid for placement of the monitoring spots can generate a plurality of monitoring dominant bands according to a dominant band division principle, a plurality of monitoring probes are placed in a plurality of different types of monitoring dominant bands, and at most two different types of monitoring probes are placed in one grid.
5. The rainfall spot placement and monitoring method according to claim 1, wherein in step 300, the monitoring probe is connected to a temporary storage unit, the temporary storage unit receives data of the monitoring probe in real time and temporarily stores the data, the temporary storage unit is connected to a wireless transmitting unit, the wireless transmitting unit transmits the data of the temporary storage unit to a processor, and the processor monitors the data in real time.
6. A rainfall point location monitoring system is based on any one of claims 1 to 5, and is characterized by comprising the following steps:
the three-dimensional simulation module (1) is used for acquiring a three-dimensional simulation diagram of a to-be-monitored location so as to determine the terrain height trend of the to-be-monitored location;
the terrain rendering module (2) is used for distinguishing areas with different heights in the areas to be monitored;
the grid division module (3) is used for dividing areas with the same height into a grid and carrying out secondary uniform division on the grid to form a plurality of monitoring point position grid;
the grid screening module (4) is used for filtering the altitude corresponding to all grids according to the safety limit of the monitoring point distribution, screening rainfall distribution grids conforming to the safety rule and randomly selecting a plurality of grids to distribute the monitoring points;
the monitoring and laying module (5) is used for laying different types of monitoring probes into a selected grid;
and the control processor (6) is used for receiving the data of the monitoring probe and carrying out real-time processing monitoring on the data.
7. The rainfall spot monitoring system according to claim 6, wherein the terrain rendering module (2) marks areas in different height ranges with different colors, and the corresponding terrain height ranges can be identified according to grid colors.
8. The rainfall spot monitoring system according to claim 6, further comprising an advantageous monitoring zone dividing module, an advantageous monitoring zone dividing module (7), wherein the advantageous monitoring zone dividing module (7) divides advantageous monitoring zones in each grid according to the topographic features in each grid, and randomly selects a plurality of advantageous monitoring zones to arrange the monitoring probes required correspondingly.
9. The rainfall point monitoring system according to claim 6, further comprising a wireless transmitting unit (8) and a wireless receiving unit (9), wherein the monitoring data obtained by the monitoring laying module (5) is transmitted to the control processor (6) through the wireless transmitting unit (8), and the control processor (6) receives the monitoring data through the wireless receiving unit (9) and further processes the monitoring data.
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| CN102034002A (en) * | 2010-12-16 | 2011-04-27 | 南京大学 | Method for designing high-resolution full distributed hydrological model TOPX |
| CN103325068B (en) * | 2013-05-29 | 2016-12-28 | 广东电网公司电力科学研究院 | A kind of method for drafting of real-time dynamic three-dimensional power grid contamination area distribution diagram |
| CN103558360A (en) * | 2013-11-11 | 2014-02-05 | 青岛理工大学 | Method for determining critical instable starting rainfall capacity of rainfall type landslip |
| CN203824876U (en) * | 2014-04-11 | 2014-09-10 | 中国建筑股份有限公司 | Experiment device for simulating underground water percolation |
| CN204066344U (en) * | 2014-09-03 | 2014-12-31 | 厦门鑫远志系统集成有限公司 | Geologic hazard supervising device |
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